Home / 313,720.36-432,922.32-170,477.33

Finding the Fourth Proportional to 313,720.36, 432,922.32 and 170,477.33

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Solution

The fourth proportional to 313,720.36, 432,922.32 and 170,477.33 is: 235,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,720.36 : 432,922.32 = 170,477.33 : x
  2. Step 2: Convert to fraction form
    313,720.36/432,922.32 = 170,477.33/x
  3. Step 3: Cross multiply
    313,720.36x = 432,922.32 × 170,477.33
  4. Step 4: Simplify right side
    313,720.36x = 73,803,439,046.39
  5. Step 5: Solve for x
    x = 73,803,439,046.39/313,720.36
  6. Step 6: Final answer
    x = 235,252.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.